Changing a problem

To change a problem, the Interactive Optimizer supports these commands and options.

Overview
The change command modifies a model in the Interactive Optimizer.
What can be changed?
Options of the change command determine what you can modify in a problem entered in the Interactive Optimizer.
Changing constraint or variable names
These options change the name of a constraint or variable in the Interactive Optimizer.
Changing sense
This option changes the sense of a constraint in the Interactive Optimizer.
Changing bounds
This option changes the bounds of a variable in the Interactive Optimizer.
Removing bounds
To remove a bound in the Interactive Optimizer, use the set command.
Changing coefficients of variables
To change the coefficient of a variable in a constraint in the Interactive Optimizer, use options of the change command.
Objective and RHS coefficients
The Interactive Optimizer also supports modification of a coefficient in the objective function or righthand side.
Deleting entire constraints or variables
The Interactive Optimizer supports these options of the delete command.
Changing small values to zero
To clean data by zeroing out small values, the Interactive Optimizer offers options for the change command.

Parent topic: Interactive Optimizer tutorial